A substance and/or aura that is present in a select population of swaggerific people. Most people do not have swaggu or even understand what it is, but those who have it are often characterized by their ability to intimidate others, attract the opposite sex, attract the same sex, and radiate swag.

Those with swaggu are often envied by those without this miraculous gift.

synonyms: there is nothing even close to swaggu so don't f***ing try to find a synonym
Q:Why is the floor slippery?
A:OH SORRY! I dripped some swaggu.

Q:DAMN HOW DID BEYONCE GET TO BE LIKE THAT?
A: swaggu
by mtyson February 28, 2012
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When swaggering down the street, you fumble in some way, interrupting the swag
I had my high top supras and my fitted v-neck on the other day, lookin so fly, when I swaggus interruptus'd and dropped my iphone in front of three hot girls.
by ToxSick13 October 21, 2012
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